Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

Q: I have a 2009 Pontiac G3 with a 1.6-liter engine. The “check engine” light came on about six months ago showing a P0420 catalytic converter efficiency code. Since then I have replaced both oxygen ...

Until we live in a world of self-sustaining solar hydrogen vehicles with zero emissions (we can dream, yeah?), we’re stuck with a bunch of band-aids over the environmentally unfriendly problems we’ve ...

Problems with catalytic converters are one of the most common causes of check engine lights, but they’re extremely expensive to replace, so if you’re having issues, it makes sense to try one of the ...

All modern internal combustion engines have a catalytic converter, which is a part of the emission system of a car. The catalytic converter essentially prevents harmful gasses from entering into the ...